diff --git a/.github/workflows/build_pkg.yml b/.github/workflows/build_pkg.yml
index 60baffad..496945fd 100644
--- a/.github/workflows/build_pkg.yml
+++ b/.github/workflows/build_pkg.yml
@@ -13,7 +13,7 @@ jobs:
       fail-fast: false
       matrix:
         platform: [ubuntu-latest, ] # macos-12, windows-2019]
-        python-version: ["3.11", "3.12",]
+        python-version: ["3.12",]
 
     runs-on: ${{ matrix.platform }}
 
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index c9212ce5..ba14770f 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -9,7 +9,7 @@ jobs:
       fail-fast: false
       matrix:
         platform: [ubuntu-latest, ] # macos-12, windows-2019]
-        python-version: ["3.11", "3.12", "3.13",]
+        python-version: ["3.12",]
 
     runs-on: ${{ matrix.platform }}
 
diff --git a/conda-recipe/conda_build_config.yaml b/conda-recipe/conda_build_config.yaml
new file mode 100644
index 00000000..36a74654
--- /dev/null
+++ b/conda-recipe/conda_build_config.yaml
@@ -0,0 +1,28 @@
+python:
+    - 3.11
+    - 3.11
+    - 3.11
+    - 3.12
+    - 3.12
+    - 3.12
+    - 3.13
+
+
+    
+numpy: 
+    - 1.26
+    - 2.0
+    - 2.1
+    - 1.26
+    - 2.0
+    - 2.1
+    - 2.1
+
+
+zip_keys:
+    - python
+    - numpy
+
+pin_run_as_build:
+  numpy: x.x
+  python: x.x
\ No newline at end of file
diff --git a/conda-recipe/meta.yaml b/conda-recipe/meta.yaml
index a59cd15e..50b5968f 100644
--- a/conda-recipe/meta.yaml
+++ b/conda-recipe/meta.yaml
@@ -1,6 +1,6 @@
 package:
   name: aare
-  version: 2024.10.30.dev1 #TODO! how to not duplicate this?
+  version: 2024.11.07.dev0 #TODO! how to not duplicate this?
 
 source:
   path: ..
@@ -13,14 +13,16 @@ build:
 
 requirements:
   build:
-    - python
+    - python {{python}}
+    - numpy {{ numpy }}
     - {{ compiler('cxx') }}
-    - numpy >=2.0.0
+
 
   host:
     - cmake
     - ninja
-    - python
+    - python {{python}}
+    - numpy {{ numpy }}
     - pip
     - scikit-build-core
     - pybind11 >=2.13.0
@@ -28,11 +30,10 @@ requirements:
     - zeromq
     - nlohmann_json
     - catch2
-    - numpy >=2.0.0
 
   run:
-    - python
-    - numpy >=2.0.0
+    - python {{python}}
+    - numpy {{ numpy }}
 
 
 test:
diff --git a/pyproject.toml b/pyproject.toml
index b75ed03e..baf6e388 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "scikit_build_core.build"
 
 [project]
 name = "aare"
-version = "2024.10.30.dev1"
+version = "2024.11.07.dev0"
 
 [tool.scikit-build]
 cmake.verbose = true